发布时间:2025-01-30 16:26:31
门上的梁,叫过桥,是为了支撑洞口上面的墙的,但是你这个比较厚啊,个人觉得太厚拆不了,过桥没有做这么大的,这已经是梁了,梁是不能拆的
高压侧计量还是低压侧计量是如何确定的为什么高压侧计量需要装组合互感器而低压侧计量只需要装ct
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